564717557011 has 4 divisors (see below), whose sum is σ = 564724257400. Its totient is φ = 564710856624.

The previous prime is 564717556979. The next prime is 564717557017. The reversal of 564717557011 is 110755717465.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110755717465 = 5 ⋅22151143493.

It is a cyclic number.

It is not a de Polignac number, because 564717557011 - 2⁵ = 564717556979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564717557017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3222141 + ... + 3392878.

It is an arithmetic number, because the mean of its divisors is an integer number (141181064350).

Almost surely, 2^564717557011 is an apocalyptic number.

564717557011 is a deficient number, since it is larger than the sum of its proper divisors (6700389).

564717557011 is an equidigital number, since it uses as much as digits as its factorization.

564717557011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700388.

The product of its (nonzero) digits is 1029000, while the sum is 49.

The spelling of 564717557011 in words is "five hundred sixty-four billion, seven hundred seventeen million, five hundred fifty-seven thousand, eleven".